Results 61 to 70 of about 750,246 (297)

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

The Award Decision in the Saudi Competition and Government Procurement Law, a Comparative Study

open access: yesJournal of Umm Al-Qura University for Shari'ah Sciences and Islamic Studies
The administrative contract is considered a means by which the administrative body uses it to manage the affairs of public facilities and cover what it needs for that purpose.
Abdul-Ilah Al-Shahrani
doaj   +1 more source

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

The Legal Adaptation of Modern Administrative Contracts

open access: yesدراسات: علوم الشريعة والقانون, 2020
The management uses the decisions of the departments when it regulates and facilitates the public facilities which are individually taken by the management without resorting to the second party.
Abdulatef Hussein Qasem Dogma   +1 more
doaj  

In Situ 3D Bioprinting: Impact of Cross‐Linking on the Adhesive Properties of Hydrogels

open access: yesAdvanced Functional Materials, EarlyView.
In situ 3D bioprinting enables the direct deposition of cell‐laden, adhesive biomaterials for on‐site tissue regeneration. This review provides a comprehensive overview of how cross‐linking influences the bioadhesive properties of hydrogels used in 3D bioprinting, highlighting cross‐linking triggers, bioadhesion mechanisms, polymer interpenetration ...
Odile Romero Fernandez   +4 more
wiley   +1 more source

The Legal Regime of Public Procurement Contracts

open access: yesEIRP Proceedings, 2014
Within this paper we resume a topic widely debated in the specialized literature and always topical, by the implications that it has on the development of public administration and satisfying the general interests.
Vasilica Negruţ
doaj  

Ultrasmall Platinum Nanoparticles for Radiation‐Enhanced Cancer Therapy

open access: yesAdvanced Functional Materials, EarlyView.
This work proposes a nanomedicine‐based strategy to enhance X‐ray radiotherapy for cancer treatment. Ultrasmall Pt‐NPs exhibit catalase‐like activity that may contribute to modulation of the tumor microenvironment and amplify interactions between radiation and biological matter, leading to increased DNA damage.
Miguel Encinas‐Gimenez   +8 more
wiley   +1 more source

WORKS CONTRACT - ADMINISTRATIVE CONTRACT. THE IMPLICATIONS OF LEGISLATIVE CHANGES ON ONGOING WORKS CONTRACTS [PDF]

open access: yesChallenges of the Knowledge Society, 2019
Law no. 98 of 19 May 2016 on public procurement has been continuously amended and submitted to additions. The Emergency Ordinance 114 of December 28, 2018, issued by the government, which stipulates that between 1 January 2019 and 31 December 2019, by ...
Doina CUCU
doaj  

The ineffectiveness of contracts for public services

open access: yesПроблеми Законності, 2017
This article examines the legal nature and application of contracts for public services. On the one hand the data to be treated as constitutionally guaranteed freedom, and on the other as the subordination of public authorities, acting unilaterally using
Jorg Pudelka
doaj   +1 more source

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